Workbook Detail
Function Machine Subtraction Easy — Set 78
? → [×2] → 4
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Answer: 2
- SubType
- find-input
- Rule
- ×2
- Input
- 2
- Output
- 4
- Difficulty
- easy
? → [-3] → 4
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Answer: 7
- SubType
- find-input
- Rule
- -3
- Input
- 7
- Output
- 4
- Difficulty
- easy
Input: 8 → [?] → 7, what is the rule?
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Answer: -1
- SubType
- find-rule
- Rule
- -1
- Input
- 8
- Output
- 7
- Difficulty
- easy
Input: 3 → [×3] → ?
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Answer: 9
- SubType
- find-output
- Rule
- ×3
- Input
- 3
- Output
- 9
- Difficulty
- easy
? → [×2] → 20
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Answer: 10
- SubType
- find-input
- Rule
- ×2
- Input
- 10
- Output
- 20
- Difficulty
- easy
? → [×5] → 50
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Answer: 10
- SubType
- find-input
- Rule
- ×5
- Input
- 10
- Output
- 50
- Difficulty
- easy
? → [×2] → 14
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Answer: 7
- SubType
- find-input
- Rule
- ×2
- Input
- 7
- Output
- 14
- Difficulty
- easy
Input: 8 → [-1] → ?
Show answer
Answer: 7
- SubType
- find-output
- Rule
- -1
- Input
- 8
- Output
- 7
- Difficulty
- easy
Teaching Notes
Practice function machine subtraction with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
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